Li Lei has not yet answered my question______I can go with him to________he calls the Natural Underground Gallery next week.

A．that; which

B．whether; what

C．whether; that

D．that; where

读下图，我国四大地理区域按图中甲、乙、丙、丁排序正确的是

A．北方地区、南方地区、西北地区、青藏地区

B．西北地区、青藏地区、北方地区、南方地区

C．南方地区、青藏地区、西北地区、北方地区

D．西北地区、南方地区、北方地区、青藏地区